Nightmare disorder

For those with post-traumatic sleep disorder, the brain tends to make bad memories come back night after night among people with PTSD.

What happens when your nightmares come to life? Learn what REM sleep behavior disorder is and its potential link to brain diseases like Parkinson’s and some forms of dementia.

Combining two psychological techniques can help you become your own Sandman. Sophie SchwartzIn a small nightmare disorder study, dreams connected to positive stimuli and emotions led to better rest. The post How sleep scientists helped people soothe their nightmares appeared first on Popular Science.

If you suffer from nightmare disorder, you may have repeated occurrences of nightmares that cause distress or impairment.

Several neurologic conditions, including narcolepsy, Parkinson's disease, Lewy body dementia, migraine, posttraumatic stress disorder (PTSD), and obstructive sleep apnea increase the risk of nightmares. The reasons vary from disorder to disorder. In narcolepsy, for example, the lack of the neurotransmitter orexin weakens the boundary between sleep and wakefulness.

You may not be able to tell the future, but your nightmares could tell you something about your mental health. Let's look at the science:

REM sleep behavior disorder, or RBD in the medical field, affects around 1 percent of the general population worldwide and about 2 percent of adults over 65.